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S8990-002 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S8990-002: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, center_hole_diameter: 0.050 INCHES NOMINAL IN, cross-sectional_height: 0.047 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-025-7795, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
S8990-002
NSN: 5331-01-025-7795
NIINs: 010257795, 011318483
FSC: 5331 — O-ring
CAGE: 99193 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - PHOENIX (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter0.050 INCHES NOMINAL IN
cross-sectional_height0.047 INCHES NOMINAL IN
NSN5331-01-025-7795
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S8990-002 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
SUBSTITUTES & CROSS-REFERENCES 1
10163364Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S8990-002?
S8990-002 is a O-RING.
What parts can replace S8990-002?
There is 1 known substitute for S8990-002: 10163364. Substitute compatibility should be verified for your specific system.
What is the NSN for S8990-002?
S8990-002 is cataloged in the U.S. Government catalog under NSN 5331-01-025-7795. This indicates validated use in U.S. government and defense supply chains.
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